For which of the following reactions, the degree of dissociation (α) and equilibrium constant (KP) are related asKP=4α2P/(1–α2)?

The human heart is called ‘myogenic’ heart because&nbsp;

Match the items given in Column I with those in Column II and select the correct option given below :<figure class="table" style="width:365.7pt;"><table><tbody><tr><td style="border:1.0pt solid windowtext;height:15.85pt;padding:0cm 5.4pt;vertical-align:top;width:155.45pt;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Column I</td><td style="border-bottom-style:solid;border-color:windowtext;border-left-style:none;border-right-style:solid;border-top-style:solid;border-width:1.0pt;height:15.85pt;padding:0cm 5.4pt;vertical-align:top;width:210.25pt;">Column II</td></tr><tr><td style="border-bottom-style:solid;border-color:windowtext;border-left-style:solid;border-right-style:solid;border-top-style:none;border-width:1.0pt;height:16.45pt;padding:0cm 5.4pt;vertical-align:top;width:155.45pt;">a) Sino-atrial node</td><td style="border-bottom:1.0pt solid windowtext;border-left-style:none;border-right:1.0pt solid windowtext;border-top-style:none;height:16.45pt;padding:0cm 5.4pt;vertical-align:top;width:210.25pt;">i) Lower left&nbsp; corner&nbsp; of right atrium</td></tr><tr><td style="border-bottom-style:solid;border-color:windowtext;border-left-style:solid;border-right-style:solid;border-top-style:none;border-width:1.0pt;height:15.85pt;padding:0cm 5.4pt;vertical-align:top;width:155.45pt;">b) Purkinje fibres</td><td style="border-bottom:1.0pt solid windowtext;border-left-style:none;border-right:1.0pt solid windowtext;border-top-style:none;height:15.85pt;padding:0cm 5.4pt;vertical-align:top;width:210.25pt;">ii) Ventricular musculature</td></tr><tr><td style="border-bottom-style:solid;border-color:windowtext;border-left-style:solid;border-right-style:solid;border-top-style:none;border-width:1.0pt;height:20.8pt;padding:0cm 5.4pt;vertical-align:top;width:155.45pt;">c) Atrio–ventricular node</td><td style="border-bottom:1.0pt solid windowtext;border-left-style:none;border-right:1.0pt solid windowtext;border-top-style:none;height:20.8pt;padding:0cm 5.4pt;vertical-align:top;width:210.25pt;">iii) Right upper corner of right atrium</td></tr></tbody></table></figure>

<math xmlns="http://www.w3.org/1998/Math/MathML"><mn>3</mn><msub><mi mathvariant="normal">C</mi><mn>2</mn></msub><msub><mi mathvariant="normal">H</mi><mn>2</mn></msub><mo stretchy="false">⇔</mo><msub><mi mathvariant="normal">C</mi><mn>6</mn></msub><msub><mi mathvariant="normal">H</mi><mn>6</mn></msub></math>&nbsp;the above reaction is performed initially with 2 moles of C2H2 in a litre vessel. Equilibrium is established when 0.5 mole of benzene is present at certain temperature. If equilibrium constant is&nbsp;<math xmlns="http://www.w3.org/1998/Math/MathML"><mn>4</mn><mo>&nbsp;</mo><msup><mi>lit</mi><mn>2</mn></msup><mo>&nbsp;</mo><msup><mi>mole</mi><mrow><mo>−</mo><mn>2</mn></mrow></msup></math>. The total number of moles of the substance present at equilibrium.

For which of the following reactions, the degree of dissociation (α) and equilibrium constant (KP) are related as
KP=4α2P/(1–α2)?

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